_require "basis.smi"
_require "space.smi"
_require "vector.smi"
_require "vector-sig.sml"
_require "space.sig"

structure Grav =
struct
  val hackGrav : {body:Space.body, eps:real, root:Space.node, rsize:real, tol:real}
                 -> {n2bterm:int, nbcterm:int, skipSelf:bool}
end
